import Vue from 'vue'
import VueRouter from 'vue-router'
// 导入组件
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/User/Users.vue'
import Right from '../components/Power/Right.vue'
import Roles from '../components/Power/Roles.vue'
import Cate from '../components/Goods/Cate.vue'
Vue.use(VueRouter)

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [
      { path: '/welcome', component: Welcome },
      { path: '/users', component: Users },
      { path: '/rights', component: Right },
      { path: '/roles', component: Roles },
      { path: '/categories', component: Cate }
    ]
  }
]
const router = new VueRouter({
  routes
})
// 路由守卫    ----------------      --         --------------
//                                                          |
router.beforeEach((to, from, next) => {
// to 去哪                                                   |
// from 从哪来
// next () 放行
  if (to.path === '/login') return next()
  // 有权限的页面需要token,这里就给他token                       |
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})
// --- ---------   ---------         -----------------------|
export default router
